CDG may refer to:

• IATA code for Charles de Gaulle Airport, in Paris, France
• Congenital disorder of glycosylation also known as "CDG Syndrome"
• Costume Designers Guild
• CD+G also known as "CD+Graphics", a format of Compact Disc including both audio and video graphics
• Croix de guerre
• coup de grâce, a death blow of an already shot, but not yet dead, person during a military or civilian execution.
• Card-driven (war)game
• Calcium diglutamate
• the French aircraft carrier Charles de Gaulle

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